KR101301871B1 - Real time electricity subordinate warning electricity meter of exhibitive power rates - Google Patents

Abstract

The present invention has a rectangular parallelepiped shape, and includes a display unit 100, a program 200 connected to the display unit 100 to calculate, correct, and convert a fee, and exchange signals with the program 200. It consists of a built-in timer 300, a hook (clamp) 9 for inputting the amount of power used is installed on one side of the display unit 100 and a speaker (4) installed on the other side,
The display unit 100 includes three red lamps (1), yellow lamps (2) and green lamps (3) spaced at a predetermined interval on the front surface, and the three red lamps (1), yellow lamps (2) and A display 5 installed under the green lamp 3, a numeric input keyboard 6 installed below the display 5, a direction key 7 installed below the numeric input keyboard 6, and a menu. And a power meter consisting of a selection, an escape key (8), and an alarm for a real-time power load.

Description

Real time electricity subordinate warning electricity meter of exhibitive power rates}

The present invention shows the cumulative power consumption in terms of consumption rates in the company or home, and also shows the real-time power (load) and outputs the lamp and alarm bell according to the user's setting so that the user is aware of the power consumption. Power charges to induce the display, and relates to a power meter to alarm the real-time power load.

In general, in modern times, energy consumption is increasing exponentially, and it is a problem for the whole society. It is inconvenient for consumers at home and at home to convert power consumption into usage fees, and it is difficult to check real-time power consumption (load).

Only the final value is displayed by integrating the pulse values from existing water, electricity and gas meters. The display means is a mechanical counter attached to a meter, or an electronic counter installed at another place away from the counter, or a method of reading cumulative values (integrated values) through wired long-distance transmission in the same manner has been proposed. In this case, the flow rate of the meter is read as a pulse value, and the pulse value is continuously accumulated in the central processing unit for display or the data value is transmitted to the remote terminal with the display as it is to be stored. So, on the same day of every month, the bill is charged with the current month minus the previous month's cumulative value.

In Korean Patent Publication No. 1009704190000 (20100708), there is provided a meter reading system comprising: requesting means for requesting usage meter reading; A first control means for generating a usage data request signal and displaying and controlling the usage data according to the usage meter reading request; Display means for displaying the usage data under the control of the first control means; And a usage display device having a first wireless communication means for wirelessly transmitting the usage data request signal to a control device of a meter under the control of the first control means, and wirelessly receiving the usage data from the control device; Second wireless communication means for wirelessly receiving the usage data request signal from the usage display device and wirelessly transmitting the usage data to the usage display device under control of a second control means; And photographing and controlling the numeric display unit of the meter by driving the camera according to the usage data request signal, and transmitting and controlling the usage data obtained through numerical analysis from the photographed image signal (usage image data) to the usage display device. The technology including the control device of the meter with the second control means is disclosed,

The publication No. 1001486430000 (19980528) is installed between the inlet line and the load supply line to detect the electricity usage and output the detected data, and the electricity consumption detection means installed in the gas supply line to detect the gas usage and detected data Gas consumption detection means for outputting the water, water consumption detection means installed on the water supply line to detect the water consumption and output the detected data, and receives the detection signal input from the respective usage detection means to interrupt the system control means Input control means for generating a power supply, electricity consumption divided into late-night power consumption and general power usage, or calendar control means for processing data by time zone, and data output from the respective usage detection means by time of use Manage and display cumulative conversion, and at the same time The system control means for transmitting the respective usage amount according to the new data transmission request signal and generating information using a modem when the security sensor is operated, and connecting the local security network with a program for operating and controlling the system control means. Program storage means for storing, data storage means for storing and storing change data about electricity, water, gas or crime prevention calculated by the system control means, modem means for transmitting and receiving data to and from the outside using a telephone line And key input means for inputting a security password or for testing the weighing system, function selection means for arbitrarily selecting only the necessary items among the respective weighing detection functions and method functions, and key operation of the key input means. Security to trigger a security alert when a certain secret data is entered by operating Supporting means, operation progress display means for displaying the current operation of the meter to the outside, auxiliary output relay means for auxiliary output of the operation of the current meter to the outside, the security sensing means or key operation means Input / output control means for controlling the input / output signal of the system control means to receive the signal input from the system and transmit it to the system control means or to inform the local security network of the crime occurrence situation through the modem; On-screen display means for displaying electricity, water or gas consumption and crime prevention status, power supply means for converting AC input power into DC power of a certain level and supplying it to load supply lines of each part of the system, and power failure It detects the condition and supplies the battery power of a certain level to the system control means and the data storage means. An integrated metering system for electricity, water and gas consisting of power supply sensing and backup battery drive means is described.

In Korean Utility Model Publication No. 2020000018788 (20001025), when the rotation speed sensor 7 generates a pulse according to the flow rate of the meter 8, the CPU 10 detects the pulse value and inputs it from the RTC 11. It stores the data for each real-time zone, outputs the month and the accumulated value as data, calculates the accumulated value of each month and the corresponding month according to the external input signal, and outputs the data, and the data is externally transmitted and received through the transmission / reception interface (1). Input and output to the terminal, the signal transmission means with the external terminal is selected from the communication line 6, the transformer (2, 21), the infrared sensor (3, 31), the ultrasonic sensor (4, 41). It can be seen that the external terminal has various meter reading systems for building meters having a date function including a portable terminal 5.

Registration No. 1009704190000 (20100708), National Registered Patent Publication No. 1001486430000 (19980528), Domestic Utility Model Publication No. 2020000018788 (20001025),

As described above, it is practically impossible for the meter reader to read all the used electric power on the same day every month. Therefore, it is calculated as a rough average, and the rate is charged by the rate table. As a result, many complaints arise in the process of charging.

Even if the conventional power consumption is known, it is not possible to know the exact power rate because the information necessary for the rate conversion is not known, and it is difficult for the user to recognize the real time power consumption and the need for secondary recognition of the charge is to solve the present invention. It is a task to do.

In order to solve the above problems, the present invention shows the cumulative power consumption in terms of consumption rate in the company or home, and also shows the real-time power (load) and outputs the lamp and alarm bell according to the user setting. It is an object of the present invention to provide a power meter that displays the power rate to induce energy savings by making the power consumption aware, and alarms the real-time power load.

The present invention is not only convenient to show the cumulative power consumption in terms of the usage fee, but also can monitor the real-time power consumption, and in particular, by using the alarm lamp and alarm bell usage, unnecessary power through the usage fee check and real-time power consumption monitoring To reduce the loss (energy saving life), it is possible to recognize electronic products with increased power usage due to short-circuit or aging, and it is easy to install and have a useful effect on energy saving.

1 is a flow chart of the power meter of the present invention, the operation of the power meter to alarm the real-time power load
Figure 2 is a power meter of the present invention, a detailed view of a power meter to alarm real-time power load
Fig. 3 is a state diagram in which the electric charge of the present invention is displayed and a power meter is installed in the main breaker for alarming the real-time power load.

In order to solve the above problems, the present invention is a rectangular parallelepiped shape, a display unit 100, a program 200 connected to the display unit 100 to calculate, correct, and convert a fee, and the program; With a built-in timer 300 to send and receive signals to the 200, a hook (clamp) 9 for inputting the amount of power used is installed on one side of the display unit 100 and a speaker (4) installed on the other side Is composed,

The display unit 100 includes three red lamps (1), yellow lamps (2) and green lamps (3) spaced at a predetermined interval on the front surface, and the three red lamps (1), yellow lamps (2) and A display 5 installed under the green lamp 3, a numeric input keyboard 6 installed below the display 5, a direction key 7 installed below the numeric input keyboard 6, and a menu. And a power meter consisting of a selection, an escape key (8), and an alarm for a real-time power load.

In general, the electricity consumption meter (meter) displays the total power consumption cumulatively over time, and after the inspection by the meter reader, the conversion fee is charged based on the survey conducted by KEPCO.

The power meter of the present invention is displayed, and the power meter that alarms the real-time power load is a built-in digital timer (date and time), and a program that can be converted into a power usage fee by calculating the measured current value as the power amount It is a device with a built-in computing device.

The power meter of the present invention is displayed and the power meter for alarming the real-time power load is a device capable of measuring the current by being bitten by the first line on the primary or secondary side of the main circuit breaker of FIG. 3.

The built-in program displayed on the power bill of the present invention of the present invention, and embedded in the power meter for alarming the real-time power load, calculates the year, month, day, hour, minute, second and ms (1/1000) seconds. It is a built-in program that can store the value and convert the calculated value of the current value and the timer value into a power bill.

One of the functions of the present invention, the input / output function is composed of a keyboard for user setting, a display device for showing the amount of electricity and charge, an alarm lamp (3 types) and an alarm speaker.

Looking at the operation state, as shown in Figure 1, the power charge of the present invention is displayed, calculates the power consumption by calculating the current measurement value and the time of the built-in timer through the power meter for alarming the real-time power load, and integrated for a certain period The built-in program converts the electricity charges according to the KEPCO billing table to show the electricity usage charges and additionally alarm the real-time power consumption (load) according to the setting range so that the user can easily check the power consumption.

In more detail, the red lamp 1 turns on (or blinks) when the threshold usage (real time power consumption) level is exceeded by the user setting, and the yellow lamp 2 is normally set by the user setting. The lamp turns on (or blinks) when the amount of usage (based on real-time power consumption) is exceeded, and the green lamp (3) turns on the lamp when it is below the level of normal usage (based on real-time power consumption) by user setting.

For example, user setting

If the user has a power consumption (load) level of 150w

        Normal usage: 200w setting, speaker alarm 1 off

Boundary usage: 500w setting, speaker alarm 2 on

Lamp on (flashing) and speaker alarm bell activated Power Consumption lamp speaker (W) green yellow Red Alarm bell 150 ○ X X X 250 X ○ X X 400 X ○ X X 550 X X ○ ○

Steady (○), off (X)

The speaker 4 generates an alarm sound according to the lighting (flashing) of each lamp (yellow, red) by user setting. The displayer 5 shows power consumption, power usage fee, date, and real-time power consumption values in a normal time, and menu categories and setting values when user sets.

The numeric input keyboard 6 is each numerical input and menu number selection key.

The direction keys 7 are up, down, left and right direction movement keys.

The menu, selection, and escape key 8 are menu entry (menu), menu exit (Escape) and category and value selection (selection key).

The hook (clamp) 9 is an electric current measuring hook (clamp) that can be firmly fixed to one of the primary or secondary wires of the main circuit breaker (home single phase main switch, etc.) shown in FIG.

Figure 2 shows the main circuit breaker, showing an example of a position fixed to the primary side in the hook installation position of the main circuit breaker.

The built-in program of the present invention calculates power by the following equation.

Active power output: P = I × V × cosφ × r

(P: active power, I: current, V: voltage, cosφ: power factor, r: correction factor)

I (Current): Hook meter measurement

V (Voltage): KEPCO Input Voltage (Household Low Voltage: 220V)

cosφ (power factor): 0.9 based on KEPCO

r (calibration coefficient): The coefficient for correcting the error of the measured value of the power meter which displays the power consumption and power rate of the KEPCO meter for a certain period of time and alarms the real-time power load.

Arithmetic formula (1) r = KEPCO electricity consumption ÷ energy guardian electricity consumption (for the same period)

Program setting is user setting and power calculation correction. When user setting in menu, it is set through complicated process as follows.

General user: Initial setting for general user

Who should be discounted: Users who receive discounts such as multiple children, welfare discounts, etc.

Industrial Electricity Target: Industrial companies that use industrial electricity

Current time setting: Enter current year, month, day, hour, minute, second

Power input: KEPCO current meter after installing energy guard

              Numerical input

Power consumption monitoring is done by setting the lamp alarm (red, yellow, green).

Normal Usage: (User Random Setting)

Boundary usage: (user's setting) and alarm bell function setting

The power calibration corrects the power calibration in the menu: Set the measurement to reduce the arithmetic error by measuring the metering error for a certain period.

1st Measurement Enter the KEPCO Weighing Value: (Direct User Input), Start Measurement

Secondary Measurement KEPCO Weighing Value Input and Energy Saver Weighing Value Input (After Using Period): (Direct User Input)

The built-in program applies the calculation formula (1) to derive the correction factor (r), and is automatically applied to the effective power calculation formula to display the KEPCO meter usage and power rates, and to measure the power meter to alarm real-time power load. Reduce arithmetic errors

The main function of the program is to calculate the amount of electricity automatically at the end of the month after the date input and the initial power calibration are completed, and to check the usage amount of the previous month.

In addition, it applies the current power value (w) and the progressive rate to this value, converts it into a consumption rate, shows the usage rate, and uses it in real time, and generates a lamp output and speaker alarm according to the range of the power (w) value.

Hereinafter, the present invention will be described in detail with reference to the drawings.

Fig. 1 is a flow chart of a power meter displaying the electric charge of the present invention and alarming the real-time power load; Fig. 2 is a detailed view of the electric power meter displaying the electric charge of the present invention and alarming the real-time power load. The diagram shows the state of use where the charge is displayed and the power meter installed in the main breaker for alarming the real-time power load. The red lamp (1), yellow lamp (2), green lamp (3), speaker (4) and display (5), numeric input keyboard (6), direction key (7), menu, selection, escape key (8), hook (clamp) (9), main breaker (10), display unit (100), program (200) It can be seen that the calculation program 210, the rate conversion program 220, the correction program 230, the internal timer 300 is shown.

Looking at the structure, the power bill of the present invention is displayed, and the power meter for alarming the real-time power load, as shown in Figs. 1 and 2, as a rectangular parallelepiped, is connected to the display unit 100 and the display unit 100 A program 200 that calculates, corrects input data, and converts a fee, a built-in timer 300 that exchanges signals with the program 200, and an amount of power installed and used on one side of the display unit 100. It consists of a hook (clamp) (9) for inputting the speaker (4) installed on the other side,

As shown in FIG. 2, the display unit 100 includes three red lamps 1, yellow lamps 2, and green lamps 3, which are spaced apart from each other by a predetermined interval on the front surface thereof.

A display unit 5 installed under the three red lamps 1, yellow lamps 2 and green lamps 3, a numeric input keyboard 6 installed under the display unit 5, and the number It can be seen that it is composed of a direction key 7 and a menu, a selection, and an escape key 8 installed below the input keyboard 6.

Looking at the operating state, as shown in Figures 1 and 2, the power charge of the present invention is displayed, the hook (clamp) 9 of the power meter to alarm the real-time power load, the main circuit breaker 10 of Figure 3 It is fixed firmly to one of the primary or secondary wires of and measures the power.

The power charge of the present invention is displayed, the power consumption is calculated by calculating the current measurement value and the time of the built-in timer in the calculation program through the power meter for alarming the real-time power load, and integrated this value for a predetermined period to convert the charge conversion program and The program includes a calibration program that converts the electricity charges according to the KEPCO billing table to show the electricity use charges, and additionally provides real-time power consumption (load) alarm according to the setting range, allowing the user to easily check the power consumption. Way,

In addition, it converts the current power into consumption rate and shows the usage rate on the display (5). It is a method of operating by operating the lamp output and speaker alarm according to the range of the power (w) value. .

The present invention shows the cumulative power consumption in terms of consumption rates in the company or home, and also shows the real-time power (load) and outputs the lamp and alarm bell according to the user's setting so that the user is aware of the power consumption. To display the power bill to induce, and to provide a power meter to alarm the real-time power load.

Red Lamp (1), Yellow Lamp (2), Green Lamp (3), Speaker (4), Displayer (5), Numeric Input Keyboard (6), Arrow Key (7), Menu, Select, Escape Key (8) , Hook (clamp) (9), main circuit breaker (10), display unit 100, program 200, calculation program 210, charge conversion program 220, correction program 230, built-in timer (300),

Claims (1)

In the power meter that displays the electricity charge and alarms the real-time power load,
As a rectangular parallelepiped shape, a display unit 100, a program 200 connected to the display unit 100 to calculate, correct, and convert a fee, and a built-in timer for exchanging signals with the program 200 ( 300),
It is composed of a hook (clamp) 9 for inputting the amount of power used is installed on one side of the display unit 100 and a speaker 4 installed on the other side,
The display unit 100 includes three red lamps (1), yellow lamps (2) and green lamps (3) installed at a predetermined interval spaced above the front;
A display unit 5 installed under the three red lamps 1, yellow lamps 2 and green lamps 3, a numeric input keyboard 6 installed under the display unit 5, and the number It is configured to include a direction key (7) and a menu, a selection, the escape key (8) installed on the bottom of the input keyboard (6),
The program 200 is characterized by calculating the power by the following equation
A power meter that displays power rates and alerts you of real-time power loads.

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Active power output: P = I × V × cosφ × r
(P: active power, I: current, V: voltage, cosφ: power factor, r: correction factor)
I (Current): Hook meter measurement
V (Voltage): KEPCO Input Voltage (Household Low Voltage: 220V)
cosφ (power factor): 0.9 based on KEPCO
r (calibration coefficient): The coefficient for correcting the error of the measured value of the power meter which displays the power consumption and power rate of the KEPCO meter for a certain period of time and alarms the real-time power load.
  r = KEPCO's electricity consumption ÷ energy keeper's electricity consumption (for the same period)

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